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Phone	Apple iPhone 4 (GSM)	LG Nexus 4	Samsung Sway U650	Motorola Charm	HTC Amaze 4G
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	3.5" diag. 5 : 3	4.7" diag. 5 : 3	2.2" diag. 4 : 3	2.8" diag. 4 : 3	4.3" diag. 16 : 9
Display Resolution & Type	640 x 960 pixels (~330 ppi) LCD (TFT/TFD)	768 x 1280 pixels (~318 ppi) LCD (TFT/TFD)	240 x 320 pixels (~182 ppi) LCD (TFT/TFD)	320 x 240 pixels (~143 ppi) LCD (TFT/TFD)	540 x 960 pixels (~256 ppi) LCD (TFT/TFD)
Display Refresh	60 Hz	60 Hz	?	60 Hz	60 Hz
Battery	?	2,100 mAh	?	1,170 mAh	1,730 mAh
Processor	Apple A4	1.5 GHz Qualcomm Snapdragon S4 Pro	?	720 MHz TI OMAP3410	1.5 GHz Qualcomm Snapdragon S3 dual-core
RAM	?	2 GB	?	?	1 GB
Storage	32 GB *	16 GB *	? raw hardware	? raw hardware	16 GB
Main Camera	5 megapixel	8 megapixel	2 megapixel	3 megapixel	8 megapixel
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	720p HD	1080p HD	?	?	1080p HD
Front Camera	Yes	1 megapixel	-	-	2 megapixel
Weight	4.8 oz (136g)	4.9 oz (139g)	3.56 oz (101g)	3.88 oz (110g)	6.1 oz (173g)
Dimensions	4.5" x 2.31" x 0.37" (114 x 59 x 9.4 mm)	5.27" x 2.7" x 0.36" (134 x 69 x 9.1 mm)	4.15" x 1.96" x 0.47" (105 x 50 x 11.9 mm)	3.87" x 2.65" x 0.45" (98 x 67 x 11.4 mm)	5.12" x 2.58" x 0.46" (130 x 66 x 11.7 mm)
Form Factor	Slab	Slab	Slide	Slab	Slab
Platform / OS	iOS	Android	(proprietary)	Android	Android
Network Bands	WCDMA: 1, 2, 5, 8 GSM: 850, 900, 1800, 1900	WCDMA: 1, 2, 4, 5, 8 GSM: 850, 900, 1800, 1900	CDMA: 850, 1900	WCDMA: 4 GSM: 850, 900, 1800, 1900 *	WCDMA: 1, 2, 4, 5 GSM: 850, 900, 1800, 1900
Data Technology	HSPA 7.2	HSPA+ 42	1xRTT	HSDPA 3.6	HSPA+ 42
Features
Flashlight	-	-	-	-	Yes
GPS / Location	n/a	n/a	Yes	n/a	n/a
Accessibility
Adjustable Text Size	n/a	n/a	Yes	n/a	n/a
Hearing Aid Compatible	Yes M3, T3 (mostly tele-coil compatible)	Yes M3 (mostly compatible)	Yes M4 (very compatible)	-	Yes M3, T3 (mostly tele-coil compatible)
Multiple Languages	n/a	n/a	Yes	n/a	n/a
TTY/TDD (Digital)	Yes	Yes	Yes	Yes	Yes
Connectivity
Bluetooth	Yes	Yes	Yes	Yes	Yes
Mobile Hotspot	n/a	n/a	-	n/a	n/a
NFC	-	Yes	-	-	Yes
USB	Yes	Yes Micro-USB	Yes	Yes Micro-USB	Yes
Wi-Fi	Yes 4 (802.11 b,g,n)	Yes 4 (802.11 b,g,n)	-	Yes 4 (802.11 b,g,n)	Yes 4 (802.11 a,b,g,n)
Contacts
Picture ID	n/a	n/a	Yes	n/a	n/a
Ringer ID	n/a	n/a	Yes	n/a	n/a
Voice Dialing	n/a	n/a	Yes	n/a	n/a
Customization
Custom Graphics	n/a	n/a	Yes	n/a	n/a
Custom Ringtones	n/a	n/a	Yes	n/a	n/a
Real-Music Ringers	n/a	n/a	Yes	n/a	n/a
Data & Network
Data Tethering	n/a	n/a	-	n/a	n/a
WAP / Web Browser	n/a	n/a	Yes	n/a	n/a
Input
Predictive Text Entry	n/a	n/a	Yes	n/a	n/a
Side Keys	Yes	Yes	Yes	Yes	Yes
Text Keyboard, Hardware	-	-	-	Yes	-
Touch Screen	Yes Capacitive	Yes Capacitive	-	Yes Capacitive	Yes Capacitive
Memory
Memory Card Slot	-	-	Yes	Yes	Yes
Messaging
Email Client	n/a	n/a	Yes	n/a	n/a
EMS / Picture Messaging	n/a	n/a	Yes	n/a	n/a
Instant Messaging	n/a	n/a	Yes	n/a	n/a
MMS	n/a	n/a	Yes	n/a	n/a
Text Messaging Templates	n/a	n/a	Yes	n/a	n/a
Music
FM Radio	-	-	-	-	Yes
Headphone Jack (3.5mm)	Yes	Yes	-	Yes	Yes
Music Player	n/a	n/a	Yes	n/a	n/a
Photo & Video
DLNA	-	-	-	-	Yes
TV Output	Yes	Yes	-	-	Yes
Power
Wireless Charging	-	Yes	-	-	-
Productivity
Alarm	n/a	n/a	Yes	n/a	n/a
Calculator	n/a	n/a	Yes	n/a	n/a
Calendar	n/a	n/a	Yes	n/a	n/a
Voice Memo	n/a	n/a	Yes	n/a	n/a
Software
BREW	n/a	n/a	Yes	n/a	n/a
Games	n/a	n/a	Yes	n/a	n/a
Voice
Speaker Phone	Yes	Yes	Yes	Yes	Yes
	* Some versions only
	Apple iPhone 4 (GSM)	LG Nexus 4	Samsung Sway U650	Motorola Charm	HTC Amaze 4G
	X >	< X >	< X >	< X >	< X

NOTE: Differences are highlighted with bold / black text for visual clarity only.


Phone	Apple iPhone 4 (GSM)	LG Nexus 4	Samsung Sway U650	Motorola Charm	HTC Amaze 4G